Serial LCD Library

Posted on Feb 5, 2014

This project can be used with a standard Hitachi HD44780 (or compatible) controller chip to control it through only 2 wires. There is a variety of shapes and sizes available. Line lengths of 8, 16, 20, 24, 32 and 40 characters are all standard, in one, two or four-line versions. The problem was that these LCDs required at least 4 data wires and 2

Serial LCD Library
Click here to download the full size of the above Circuit.

control wires. With this project you can communicate with the LCD through only 2 wires. program SerialLcdExample; uses libSerialLCD; begin SerialLCD_Init(PortB, 0, 1); SerialLCD_Cmd(_LCD_Clear); SerialLCD_Out(1, 1, `Serial LCD Test`); SerialLCD_Out(2, 2, `riecktron. co. za`); end.

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